HellRaiser by m0nad

Dawn is a static analysis security scanner for ruby written web applications. It supports Sinatra, Padrino and Ruby on Rails frameworks. Maintained by thesp0nge on GitHub, where it has earned 749 stars from the community.

Simple and safe way to dynamically render error pages or JSON responses for Rails apps. Maintained by yuki24 on GitHub, where it has earned 530 stars from the community.

A security extension for devise, meeting industry-standard security demands for web applications. Maintained by devise-security on GitHub, where it has earned 639 stars from the community.